It was discovered that Undertow before 1.4.17, 1.3.31 and 2.0.0 processes http request headers with unusual whitespaces which can cause possible http request smuggling.
[
{
"events": [
{
"introduced": "0"
},
{
"last_affected": "2.0.0-alpha_1"
}
]
},
{
"events": [
{
"introduced": "0"
},
{
"last_affected": "7.0.0"
}
]
},
{
"events": [
{
"introduced": "0"
},
{
"last_affected": "7.1.0"
}
]
}
]
"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2017-12165.json"